Cita APA (7a ed.)

Barrett, G., & Riddell, W. C. (2016). Ageing and Literacy Skills: Evidence from IALS, ALL And PIAAC. OECD Publishing.

Cita Chicago Style (17a ed.)

Barrett, Garry, y W. Craig Riddell. Ageing and Literacy Skills: Evidence from IALS, ALL And PIAAC. Paris: OECD Publishing, 2016.

Cita MLA (9a ed.)

Barrett, Garry, y W. Craig Riddell. Ageing and Literacy Skills: Evidence from IALS, ALL And PIAAC. OECD Publishing, 2016.